Disposable Corrugated Cardboard Cat Litter Box with LLDPE Coating

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Solution Overview

Problem

Traditional cat litter boxes are heavy, inconvenient to handle, and require frequent replenishment and disposal, posing challenges for cat owners in managing odor and waste.

Innovation Solution

A disposable cat litter box made of corrugated cardboard that can be folded for compact storage and shipment, featuring extension panels and a lid for easy assembly and disposal, with a LLDPE coating to protect against moisture damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional cat litter boxes are used, then they provide functional litter containment, but they are heavy and inconvenient to handle

Engineering Contradiction:
Improveease of handlingVSAvoidweight of litter box
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The patent applies the disposable principle by designing a litter box made from corrugated cardboard that is intended for single-use. The box is prepacked with litter, used, and then discarded as a single unit with the waste inside, eliminating the need to clean and reuse heavy traditional litter boxes. This resolves the contradiction by making the litter box extremely lightweight and easy to handle while accepting that it is short-lived and disposable.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Reliability

If regular litter replenishment is required, then hygiene is maintained, but time is consumed for frequent maintenance

Engineering Contradiction:
Improvehygiene maintenanceVSAvoidtime for replenishment
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by prepacking the corrugated cardboard box with a full amount of litter before disposal. This eliminates the need for repeated replenishment during the box's short service life, as the prepacked litter suffices for the entire intended use period. The box is designed to be replaced rather than refilled, saving time on maintenance while maintaining hygiene through regular replacement.

Inventive Principle:
Principle #10Preliminary action

3Object-generated harmful factors

If soiled litter is disposed of regularly, then odor is eliminated, but the process is time consuming and unfavorable

Engineering Contradiction:
Improveodor controlVSAvoidtime for disposal
Core Design Contradiction:
Object-generated harmful factorsVSLoss of time

Solution Approach 1:

The patent merges the litter box container and the soiled litter waste into a single disposable unit. Instead of separating the container from the waste (which would require cleaning and separate disposal steps), the entire box with contents is discarded together as one unit. This eliminates odor control issues while minimizing disposal time and effort, as no cleaning or separation is needed.

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If cat litter is prepacked in the box, then convenience is improved, but the box size for shipment increases

Engineering Contradiction:
Improveconvenience of useVSAvoidshipment volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent applies nesting by placing the corrugated cardboard box containing the litter inside an outer shipping container or bag. The box is designed to collapse or nest within itself when empty, and the prepacked unit nests within the shipping packaging. This allows the product to be shipped in a compact form while still providing the convenience of prepacked litter ready for immediate use.

Inventive Principle:
Principle #7Nested doll (Nesting)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a convenient, lightweight, and hygienic litter box system that simplifies litter management by allowing easy assembly, use, and disposal, while protecting against moisture damage.

Implementation Method 1

The interior surfaces of the box are protected from cat urine and moisture damage by applying a linear low-density polyethylene (LLDPE) coating directly to the corrugated board

Methodology Applied
Scientific EffectMoisture barrier: Hydrophobe

Data Source

PatentUS11160248B2Disposable cat litter box
Publication Date: 2021.11.02 KAUFFMAN II PORTER W
  • US11160248B2 patent drawing
  • US11160248B2 patent drawing
  • US11160248B2 patent drawing

AI summary

A cat litter box is designed to be folded into a compact form for storage and shipment to a customer and unfolded by the customer for use. When it is time to replace the litter box, the cat litter box can be refolded back into a compact form for disposal. A lid 40 protects the box during storage and shipment. The cat litter box is made of a contiguous piece of corrugated cardboard having a LLDPE coating applied to one side thereof, which forms the interior surfaces of the box.